44 lines
1.0 KiB
JavaScript
44 lines
1.0 KiB
JavaScript
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var bytes = require('bytes');
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// Merge source object with target object while handling threshold option
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// Used to merge user defined plugin options with default options
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function merge(target, source) {
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if (typeof source === 'undefined') source = {};
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Object.keys(source).forEach(function(key) {
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if (key === 'threshold') {
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target[key] = threshold(source[key]);
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} else {
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target[key] = source[key];
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}
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});
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return target;
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}
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// Parse the threshold plugin option
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// Specifies the minimum file size that will be compressed
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// Can be a string, number, or boolean
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function threshold(obj) {
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var ret;
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switch (typeof obj) {
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case 'string':
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ret = bytes(obj) < 150 ? 150 : bytes(obj);
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break;
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case 'number':
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ret = obj < 150 ? 150 : obj;
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break;
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case 'boolean':
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ret = obj === false ? false : 150;
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break;
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default:
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throw new Error('threshold must be String|Number|Boolean');
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}
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return ret;
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}
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exports.merge = merge;
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exports.threshold = threshold;
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